| Futures 2012 |
Round |
Result |
H |
A |
| 05.11. |
|
Celestine T. - Kallberg W. |
Q-3R |
6-1, 3-0 |
|
|
| 04.11. |
|
Kallberg W. - Banas P. |
Q-2R |
6-1, 7-5 |
|
|
| 29.07. |
|
Golding O. - Kallberg W. |
Q-2R |
6-4, 6-3 |
|
|
| 28.07. |
|
Kallberg W. - Fellows K. |
Q-1R |
7-63, 6-0 |
|
|
| Panama City challenger |
Round |
Result |
H |
A |
| 03.07. |
|
Kim K. - Kallberg W. |
1R |
6-4, 6-1 |
1.03 |
10.50 |
| Futures 2012 |
Round |
Result |
H |
A |
| 12.06. |
|
Vivanco-Guzman A. - Kallberg W. |
1R |
6-2, 6-3 |
|
|
| 11.06. |
|
Kallberg W. - Martinez Montoro I. |
Q-R16 |
7-5, 6-1 |
|
|
| 10.06. |
|
Kallberg W. - Dorozhkin S. |
Q-2R |
6-3, 7-64 |
|
|
| 09.06. |
|
Kallberg W. - Del Rio Mancebo D. |
Q-1R |
6-3, 7-61 |
|
|
| 03.06. |
|
Jayaprakash M. - Kallberg W. |
Q-2R |
3-6, 7-65, 6-3 |
|
|
| 02.06. |
|
Kallberg W. - Van Diemen Ribas C. |
Q-1R |
6-2, 6-1 |
|
|
| 20.02. |
|
Luetjen J. - Kallberg W. |
Q-R16 |
6-4, 7-5 |
|
|
| 19.02. |
|
Kallberg W. - Gillette D. |
Q-2R |
6-3, 6-3 |
|
|
| 18.02. |
|
Kallberg W. - De Bruges R. |
Q-1R |
6-1, 7-64 |
|
|